private void InformationConnection(bool value)  //проверка подключения к базе данных
        {
            try
            {
                Action action = () =>
                {
                    switch (value)
                    {
                    case (true):
                        lbsstConnection.Text = RegistryData.DataSourceIP + "\\" + RegistryData.DataSourceServerName + " - " + RegistryData.InitialCatalog;
                        //AuthorizationForm authorizationForm = new AuthorizationForm();
                        //authorizationForm.Show(this);
                        break;

                    case (false):
                        lbsstConnection.Text = "Нет подключения к базе данных";

                        foreach (Form f in Application.OpenForms)
                        {
                            if (f.Name == "ConnectionForm")
                            {
                                return;
                            }
                        }

                        ConnectionForm connectionForm = new ConnectionForm();
                        connectionForm.Show(this);
                        break;
                    }
                };
                Invoke(action);
            }
            catch
            {
                threadCheckConnection.Abort();
            }
        }
        private void button1_Click(object sender, EventArgs e)
        {
            ConnectionForm connectionForm = new ConnectionForm();

            connectionForm.Show();
        }